Within-subject designs emphasize the fact that each participant serves as his or her own _____.
A) data collector
B) control
C) self
D) treatment monitor

Question

Quizplus · Accepted Answer

Within-subject designs use the same participants to measure changes or differences between different treatments, conditions, or time points. By doing so, they control for individual differences between participants and increase the sensitivity of the experiment to detect effects. Therefore, each participant serves as his or her own control.

Within-Subject Designs Emphasize the Fact That Each Participant Serves as His